Procedural vs Object Oriented

<!--?php   function changeJob($person, $newjob) {   $person['job'] = $newjob; // Change the person's job   return $person; }   function happyBirthday($person) {   ++$person['age']; // Add 1 to the person's age   return $person; }   $person1 = array(   'name' =--> 'Tom',
'job' => 'Button-Pusher',
'age' => 34
);

$person2 = array(
'name' => 'John',
'job' => 'Lever-Puller',
'age' => 41
);

// Output the starting values for the people
echo "
<pre>Person 1: ", print_r($person1, TRUE), "</pre>
";
echo "
<pre>Person 2: ", print_r($person2, TRUE), "</pre>
";

// Tom got a promotion and had a birthday
$person1 = changeJob($person1, 'Box-Mover');
$person1 = happyBirthday($person1);

// John just had a birthday
$person2 = happyBirthday($person2);

// Output the new values for the people
echo "
<pre>Person 1: ", print_r($person1, TRUE), "</pre>
";
echo "
<pre>Person 2: ", print_r($person2, TRUE), "</pre>
";

?>

<!--?php   class Person {   private $_name;   private $_job;   private $_age;     public function __construct($name, $job, $age)   {       $this--->_name = $name;
$this->_job = $job;
$this->_age = $age;
}

public function changeJob($newjob)
{
$this->_job = $newjob;
}

public function happyBirthday()
{
++$this->_age;
}
}

// Create two new people
$person1 = new Person("Tom", "Button-Pusher", 34);
$person2 = new Person("John", "Lever Puller", 41);

// Output their starting point
echo "
<pre>Person 1: ", print_r($person1, TRUE), "</pre>
";
echo "
<pre>Person 2: ", print_r($person2, TRUE), "</pre>
";

// Give Tom a promotion and a birthday
$person1->changeJob("Box-Mover");
$person1->happyBirthday();

// John just gets a year older
$person2->happyBirthday();

// Output the ending values
echo "
<pre>Person 1: ", print_r($person1, TRUE), "</pre>
";
echo "
<pre>Person 2: ", print_r($person2, TRUE), "</pre>
";

?>